חֶ֥רֶב אֶל־הַבַּדִּ֖ים וְנֹאָ֑לוּ חֶ֥רֶב אֶל־גִּבּוֹרֶ֖יהָ וָחָֽתּוּ׃
A sword is upon the boasters, and they shall become fools; A sword is upon her mighty men, and they shall be dismayed.
Read kabbalistic (mystical) interpretation of Jeremiah 50:36: and classical mystical sources.